摘要
1998年 6月～ 2 0 0 0年 6月 ,对清远市野生珍稀濒危植物资源进行了调查 ,发现野生珍稀濒危植物 41种 ,其中蕨类植物 3科 3属 4种 ,裸子植物 5科 7属 7种 ,被子植物 2 2科2 8属 30种 ;国家一级保护稀有植物 3种 ,国家二级保护渐危植物 1 2种 ,稀有植物 1 5种 ,广布种 2种 ,国家三级保护渐危植物 5种 ,稀有植物 3种 ,省级保护稀有植物 1种 ;另外还发现栽培的国家一级保护植物 4种 ,二级保护植物 2种。它们具有种类组成丰富 ,地理成分复杂 ,特有成分多 ,起源古老 ,经济用途广等特点。
In the wild rare and endangered plant resource investigation of Qingyuan city from June 1998 to June 2000, 41 rare and endangered plant species were found, they include 4 pteridophyte species belonging to 3 genera, 3 families, 7 ymnospermous species belonging to 7 genera , 5 families and 30 angiospermous species belonging to 28 genera, 22 familis. Among them ,3 rare species fall into the first ranking protect category of China. There are also 12 species which are vulnerable, 15 rare and 2 wide distribution species in the second ranking, 5 vulnerable and 3 rare species in the third. There is one species protected by Guangdong Province. Also there are 6 cultivated species found, 4 of them belonging to the first ranking in protection category, the other 2 the second. The rare and endangered plant resource of Qingyuan city is featured with its richness in composition, antique origin, abundance of species composite and especial component; complex of geography and diversity of economic value. Conservation strategies are put forward base on the analysis of what risks these plants have being encountered in the paper. \;
出处
《广东林业科技》
2000年第4期19-25,共7页
Forestry Science and Technology of Guangdong Province
基金
广东省全国重点保护珍稀濒危植物资源调查
关键词
珍稀濒危植物
保护对策
清远市
资源保护
rare and endangered plants, conservation strategies, Qingyuan City
